📍 Moorcroft, WY · Zone 4b · Last frost Tuesday, May 5, 2026
✏️ ChangeWhen to Plant Chives in Moorcroft, Wyoming (82721)
Location
Moorcroft, Wyoming
ZIP Code
82721
USDA Zone
4b
Last Frost
Tuesday, May 5, 2026
📅 Your 2026 Planting Dates
Start Seeds Indoors
Tuesday, March 10, 2026
Transplant Outdoors
Tuesday, April 21, 2026
Based on last frost Tuesday, May 5, 2026 · Zone 4b
Pro tip: Start Chives seeds indoors 8 weeks before your last frost date, then transplant outdoors around Tuesday, April 21, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun to Partial Shade
💧
Water
Regular
↔️
Spacing
6" apart
🌱
Planting Depth
0.25" deep
Seeds typically germinate in 7-14 days
Ready to Plant Chives in Moorcroft?
Get your seeds now so they're ready by Tuesday, March 10, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Full Companion Planting Guide for Chives
See which plants help Chives thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🟢 EasyWhen to Harvest Seed
Let flower heads dry completely on the stalk — seed pods will turn black.
Processing
Shake dried seed heads into an envelope; seeds fall out easily.
Seed Viability
Up to 2 years when stored cool, dark, and dry.
Pro Tip
Chives self-sow aggressively — deadhead most flowers to prevent unwanted spreading in the garden.
Raised Bed Planting Guides
A 4×8 bed fits 4 per sq ft of Chives. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Chives in Moorcroft, Wyoming? +
In Moorcroft (Zone 4b), start Chives seeds indoors around Tuesday, March 10, 2026 and transplant outdoors around Tuesday, April 21, 2026.
What is the last frost date for Moorcroft, Wyoming? +
The average last spring frost date for Moorcroft, Wyoming (ZIP 82721) is around Tuesday, May 5, 2026. This is based on NOAA climate normals for USDA Zone 4b.
How long does Chives take to grow? +
Chives typically matures in about 60 days from transplanting. In Moorcroft, that means you can expect harvest around Tuesday, April 21, 2026 plus 60 days.
Should I start Chives indoors or direct sow in Wyoming? +
Chives should be started indoors 8 weeks before your last frost date. In Moorcroft, that means starting around Tuesday, March 10, 2026.
Other Plants for Moorcroft
Growing Chives in Zone 4b
Chives (Allium schoenoprasum) is a popular garden vegetable. In Moorcroft, Wyoming, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, March 10, 2026.
Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Chives seedlings outdoors around Tuesday, April 21, 2026, about -2 weeks after your last frost date.